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$79+ Cheap flights from New Orleans to Islip (MSY - ISP)

This is the cheapest one-way flight price found by a Cheapflights user in the last 72 hours by searching for a flight departing on 11/20. Fares are subject to change and may not be available on all flights or dates of travel.
MSY — ISP
Oct 11 — Oct 181
Sat 10/11
Sat 10/18
1 adult, Economy
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Cheap flight deals from New Orleans to Islip

Discover tips and strategies to find the most affordable flight options for your journey from New Orleans (MSY) to Islip (ISP). Learn about various techniques such as flexible date searches, comparing prices across and setting up price alerts. Use these methods to find the cheapest flights available for your travel needs. Data last updated September 11, 2025.

Round-trip from

$140
(CheapOair)

One-way from

$79
(Breeze Airways)

Popular in

December

Cheapest in

April

Average price

$317
From New Orleans Louis Armstrong to Islip Long Island
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One-way flight from New Orleans Louis Armstrong to Islip Long Island
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Highest demand for flights based on searches. 21% potential increase in price ($91 potential increase over avg. RT price).
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Cheapest flight prices on average. 7% potential price decrease ($23 potential savings vs. average RT price).
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Average for round-trip flights in September 2025
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Find flight deals from New Orleans to Islip

Cheapest flights from New Orleans to Islip
Explore the most affordable flight options available from New Orleans to Islip. Find the lowest fares from popular airlines and budget airlines, with prices last updated on September 11, 2025.

This CheapOair deal was found by Cheapflights users on 9/9. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/68:30 amMSY - ISP
1 stop4h 09mBreeze Airways
Sun 11/92:19 pmISP - MSY
1 stop4h 52mBreeze Airways
Deal found 9/9$140
This CheapOair deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/138:30 amMSY - ISP
1 stop4h 09mBreeze Airways
Mon 11/172:25 pmISP - MSY
1 stop4h 45mBreeze Airways
Deal found 9/8$141
This CheapOair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 10/318:30 amMSY - ISP
1 stop4h 15mBreeze Airways
Sun 11/22:19 pmISP - MSY
1 stop4h 52mBreeze Airways
Deal found 9/10$143
This CheapOair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 11/148:30 amMSY - ISP
1 stop4h 15mBreeze Airways
Mon 11/172:25 pmISP - MSY
1 stop4h 45mBreeze Airways
Deal found 9/11$148
This CheapOair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/308:30 amMSY - ISP
1 stop4h 09mBreeze Airways
Sun 11/22:19 pmISP - MSY
1 stop4h 52mBreeze Airways
Deal found 9/10$157
This CheapOair deal was found by Cheapflights users on 9/11. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 11/208:30 amMSY - ISP
1 stop4h 09mBreeze Airways
Sun 11/232:19 pmISP - MSY
1 stop4h 52mBreeze Airways
Deal found 9/11$165
This CheapOair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 12/48:30 amMSY - ISP
1 stop4h 09mBreeze Airways
Mon 1/122:01 pmISP - MSY
1 stop4h 51mBreeze Airways
Deal found 9/10$169
This CheapOair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Thu 10/98:30 amMSY - ISP
1 stop4h 09mBreeze Airways
Sun 10/122:19 pmISP - MSY
1 stop4h 52mBreeze Airways
Deal found 9/10$181
This CheapOair deal was found by Cheapflights users on 9/10. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Fri 12/58:30 amMSY - ISP
1 stop4h 15mBreeze Airways
Mon 12/82:25 pmISP - MSY
1 stop4h 45mBreeze Airways
Deal found 9/10$183
This CheapOair deal was found by Cheapflights users on 9/8. Clicking the “Pick Dates” button in this card will allow you to select your dates and further customize your flight criteria. From there, click “Find deals”, make sure CheapOair is selected, and click “Compare selected” under the list of providers to see comparable flight deals.
Mon 12/88:30 amMSY - ISP
1 stop4h 15mBreeze Airways
Thu 12/112:19 pmISP - MSY
1 stop4h 52mBreeze Airways
Deal found 9/8$185

Cheapflights Fare Finder

 
Customize your flight search to find flights from New Orleans to Islip that fit within your specific budget. Explore options based on user searches and filter the results based on your desired price range. Find flights that match your budget for a cost-effective journey. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
Use the filters below to find and compare flights from New Orleans to Islip that are best for you.

Fly from

New Orleans

Fly to

Islip

Route

Depart

Return

Price

New OrleansIslip

MSY - ISP

MSYISP

New Orleans Louis Armstrong

Thu 11/6

8:30 am-1:39 pm

1 stop4h 09m

Islip Long Island

Sun 11/9

2:19 pm-6:11 pm

1 stop4h 52m

$140

New OrleansIslip

MSY - ISP

MSYISP

New Orleans Louis Armstrong

Fri 10/31

8:30 am-1:45 pm

1 stop4h 15m

Islip Long Island

Sun 11/2

2:19 pm-6:11 pm

1 stop4h 52m

$143

New OrleansIslip

MSY - ISP

MSYISP

New Orleans Louis Armstrong

Thu 10/30

8:30 am-1:39 pm

1 stop4h 09m

Islip Long Island

Sun 11/2

2:19 pm-6:11 pm

1 stop4h 52m

$157

New OrleansIslip

MSY - ISP

MSYISP

New Orleans Louis Armstrong

Thu 12/4

8:30 am-1:39 pm

1 stop4h 09m

Islip Long Island

Mon 1/12

2:01 pm-5:52 pm

1 stop4h 51m

$169

New OrleansIslip

MSY - ISP

MSYISP

New Orleans Louis Armstrong

Thu 10/9

8:30 am-1:39 pm

1 stop4h 09m

Islip Long Island

Sun 10/12

2:19 pm-6:11 pm

1 stop4h 52m

$181

New OrleansIslip

MSY - ISP

MSYISP

New Orleans Louis Armstrong

Fri 12/5

8:30 am-1:45 pm

1 stop4h 15m

Islip Long Island

Mon 12/8

2:25 pm-6:10 pm

1 stop4h 45m

$183

New OrleansIslip

MSY - ISP

MSYISP

New Orleans Louis Armstrong

Mon 12/8

8:30 am-1:45 pm

1 stop4h 15m

Islip Long Island

Thu 12/11

2:19 pm-6:11 pm

1 stop4h 52m

$185

New OrleansIslip

MSY - ISP

MSYISP

New Orleans Louis Armstrong

Fri 10/24

8:30 am-1:45 pm

1 stop4h 15m

Islip Long Island

Fri 10/31

2:25 pm-6:10 pm

1 stop4h 45m

$197

New OrleansIslip

MSY - ISP

MSYISP

New Orleans Louis Armstrong

Fri 10/24

8:30 am-1:45 pm

1 stop4h 15m

Islip Long Island

Fri 10/31

4:58 pm-4:31 pm

2 stops24h 33m

$203

New OrleansIslip

MSY - ISP

MSYISP

New Orleans Louis Armstrong

Tue 9/30

12:33 pm-10:40 am

1 stop21h 07m

Islip Long Island

Mon 10/6

5:05 pm-11:38 pm

1 stop7h 33m

$259

Flights are sorted by cheapest round-trip flights first.

Deals found on 9/10

Showing 1-10 of 18 results
1
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Best time to book a flight from New Orleans to Islip

Have a flexible travel schedule? Discover the best time to fly to Islip from New Orleans with our price prediction graph.
Estimated round-trip price
Rates are based on past data. Find the cheapest month and day to book your flight based on your travel requirements, then search for cheap deals.

Cheapflights Insights

Everything you need to know about your flight from New Orleans to Islip

What is the cheapest month to book a flight from New Orleans to Islip?

Currently, January is the cheapest month in which you can book a flight from New Orleans to Islip (average of $108). Flying from New Orleans to Islip in November is currently the most expensive (average of $213). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

Reviews of airlines servicing Islip

Get insights into the airlines that provide service to Islip. Read reviews, discover amenities, and learn about the overall travel experience offered by airlines. Use this information to make informed decisions when choosing an airline for your flight to Islip. Reviews last updated September 11, 2025.
Read reviews from past customers who have flown Southwest and Breeze Airways from New Orleans to Islip. Users can see the overall rating for each airline as well as how each is rated in terms of entertainment options, comfort, food, crew/service, and boarding process.
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Southwest
8.0
Very good
4,248 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines
Breeze Airways
8.0
Very good
205 reviews
Southwest
8.0
Very good
4,248 reviews

Boarding

8.1

Crew

8.6

Entertainment

7.5

Overall

8.0

Comfort

8.0

Food

7.0

Reviews

1 / 20
2.0
Mediocre

Mike,Aug 2025

OKC - AUS

AC was not adequate, even on a night flight. WiFi subpar even for the airlines

Related info for your journey

Find useful and relevant information for your journey from New Orleans to Islip. Access travel guides, tips, and recommendations to enhance your travel experience. Get information about local attractions, weather, transportation options, and more.

  • How long is the flight from New Orleans to Islip?

    A quick flight from New Orleans to Islip can take about 4h 09m. Breeze Airways provides one of the quickest options available for as low as $140. Airlines will cover a distance of 1217 mi.

  • What are the cheapest airlines flying from New Orleans to Islip round-trip?

    Breeze Airways, at $111, was found to be the cheapest airline from New Orleans to Islip. An alternate airline flying to your destination would be Southwest. Breeze Airways is currently priced 67% below the average price you’ll pay for this route.

  • Can I find deals for flights from New Orleans to Islip that include hotel bookings?

    Yes. In addition to deals on New Orleans to Islip flights, Cheapflights offers vacation packages that include both flights and hotel.

  • How can I find direct flights from New Orleans to Islip?

    After entering your origin and destination, apply the non-stop filter on the search result page to find direct flights from New Orleans to Islip.

  • Can I find deals for business class flights from New Orleans to Islip?

    Yes. Cheapflights offers flight deals from New Orleans to Islip by cabin class. In addition to browsing deals, you can also filter by cabin class on the search results page after making a search.

  • What is the cheapest month to book a flight from New Orleans to Islip?

    Currently, January is the cheapest month in which you can book a flight from New Orleans to Islip (average of $108). Flying from New Orleans to Islip in November is currently the most expensive (average of $213). There are several factors that can impact the price of a flight, so comparing airlines, departure airports and flight times can provide users with more options.

See more FAQs

Traveling to a place near Islip?

Book flights to Islip if you plan to visit one of these locations
Riverhead
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Alternative routes for New Orleans to Islip

See prices for flight routes from nearby airports that may be better suited for you.
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Top 2 airlines flying from New Orleans to Islip

Discover the top 2 airlines that operate flights from New Orleans to Islip. Compare their services, reliability, and customer satisfaction ratings to choose the airline that best suits your travel preferences and needs. Over the last 7 days, Cheapflights users made 2,558,603 searches. Data last updated September 11, 2025.
AirlineCheapestAverageFlexibilityOn-time
Breeze AirwaysCheapest$111Average$315FlexibilityNo cancel feeOn-timeN/A
SouthwestCheapest$216Average$442FlexibilityNo cancel feeOn-time63%

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